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All results from a given calculation for C5H6O (3-Methylfuran)

using model chemistry: mPW1PW91/aug-cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at mPW1PW91/aug-cc-pVDZ
 hartrees
Energy at 0K-269.309029
Energy at 298.15K-269.315704
HF Energy-269.309029
Nuclear repulsion energy221.291588
The energy at 298.15K was derived from the energy at 0K and an integrated heat capacity that used the calculated vibrational frequencies.
Vibrational Frequencies calculated at mPW1PW91/aug-cc-pVDZ
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A' 3312 3174 0.25      
2 A' 3302 3164 0.36      
3 A' 3273 3137 1.37      
4 A' 3151 3020 16.47      
5 A' 3055 2928 33.44      
6 A' 1668 1599 1.38      
7 A' 1559 1494 15.72      
8 A' 1484 1422 7.27      
9 A' 1424 1365 6.42      
10 A' 1402 1343 0.58      
11 A' 1294 1240 4.26      
12 A' 1262 1209 2.32      
13 A' 1218 1168 14.94      
14 A' 1100 1054 19.36      
15 A' 1063 1019 19.49      
16 A' 1014 971 6.66      
17 A' 980 939 1.69      
18 A' 894 857 21.94      
19 A' 650 623 2.31      
20 A' 320 306 0.95      
21 A" 3123 2992 15.09      
22 A" 1462 1401 6.86      
23 A" 1052 1008 1.29      
24 A" 854 819 0.02      
25 A" 788 756 66.36      
26 A" 734 704 8.77      
27 A" 629 602 0.28      
28 A" 623 597 23.55      
29 A" 265 254 3.61      
30 A" 134 129 0.02      

Unscaled Zero Point Vibrational Energy (zpe) 21543.1 cm-1
Scaled (by 0.9583) Zero Point Vibrational Energy (zpe) 20644.8 cm-1
See section III.C.1 List or set vibrational scaling factors to change the scale factors used here.
See section III.C.2 Calculate a vibrational scaling factor for a given set of molecules to determine the least squares best scaling factor.
Rotational Constants (cm-1) from geometry optimized at mPW1PW91/aug-cc-pVDZ
ABC
0.29822 0.11263 0.08302

See section I.F.4 to change rotational constant units
Geometric Data calculated at mPW1PW91/aug-cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 -0.698 -1.456 0.000
C2 -1.079 -0.151 0.000
C3 0.655 -1.464 0.000
C4 0.000 0.680 0.000
C5 1.147 -0.196 0.000
C6 0.007 2.174 0.000
H7 -2.147 0.033 0.000
H8 1.127 -2.440 0.000
H9 2.193 0.093 0.000
H10 -1.015 2.570 0.000
H11 0.524 2.567 0.886
H12 0.524 2.567 -0.886

Atom - Atom Distances (Å)
  O1 C2 C3 C4 C5 C6 H7 H8 H9 H10 H11 H12
O11.35941.35342.24782.23443.69842.07732.07353.28014.03884.29714.2971
C21.35942.17481.36202.22602.56651.08393.17863.28052.72213.27733.2773
C31.35342.17482.24211.35993.69543.17661.08382.18864.36614.12944.1294
C42.24781.36202.24211.44331.49392.24253.31732.26982.14502.14922.1492
C52.23442.22601.35991.44332.63003.30162.24361.08523.51062.96792.9679
C63.69842.56653.69541.49392.63003.03764.74783.01751.09601.09791.0979
H72.07731.08393.17662.24253.30163.03764.10264.34002.77873.78683.7868
H82.07353.17861.08383.31732.24364.74784.10262.74805.44845.12025.1202
H93.28013.28052.18862.26981.08523.01754.34002.74804.05223.11283.1128
H104.03882.72214.36612.14503.51061.09602.77875.44844.05221.77501.7750
H114.29713.27734.12942.14922.96791.09793.78685.12023.11281.77501.7716
H124.29713.27734.12942.14922.96791.09793.78685.12023.11281.77501.7716

picture of 3-Methylfuran state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
O1 C2 C4 111.372 O1 C2 H7 116.009
O1 C3 C5 110.870 O1 C3 H8 116.154
C2 O1 C3 106.578 C2 C4 C5 104.990
C2 C4 C6 127.902 C3 C5 C4 106.189
C3 C5 H9 126.676 C4 C2 H7 132.618
C4 C5 H9 127.136 C4 C6 H10 110.899
C4 C6 H11 111.111 C4 C6 H12 111.111
C5 C3 H8 132.975 C5 C4 C6 127.108
H10 C6 H11 108.005 H10 C6 H12 108.005
H11 C6 H12 107.562
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/aug-cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 O -0.528      
2 C 0.525      
3 C 0.180      
4 C 0.251      
5 C 0.854      
6 C 0.302      
7 H -0.526      
8 H -0.419      
9 H -0.520      
10 H -0.156      
11 H 0.019      
12 H 0.019      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.444 0.876 0.000 0.982
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -32.342 -2.031 0.000
y -2.031 -33.631 0.000
z 0.000 0.000 -38.211
Traceless
 xyz
x 3.579 -2.031 0.000
y -2.031 1.646 0.000
z 0.000 0.000 -5.225
Polar
3z2-r2-10.450
x2-y21.289
xy-2.031
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 9.729 -0.241 0.000
y -0.241 10.976 0.000
z 0.000 0.000 6.504


<r2> (average value of r2) Å2
<r2> 143.822
(<r2>)1/2 11.993